Finding the Fourth Proportional to 3,551,709,793.76, 4,896,306,703.20 and 2,421,228,830.86
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Solution
The fourth proportional to 3,551,709,793.76, 4,896,306,703.20 and 2,421,228,830.86 is: 3,337,851,244.31
Step by Step Solution
- Step 1: Write the proportion equation
3,551,709,793.76 : 4,896,306,703.20 = 2,421,228,830.86 : x - Step 2: Convert to fraction form
3,551,709,793.76/4,896,306,703.20 = 2,421,228,830.86/x - Step 3: Cross multiply
3,551,709,793.76x = 4,896,306,703.20 × 2,421,228,830.86 - Step 4: Simplify right side
3,551,709,793.76x = 11,855,078,954,535,507,968 - Step 5: Solve for x
x = 11,855,078,954,535,507,968/3,551,709,793.76 - Step 6: Final answer
x = 3,337,851,244.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.